 | Generation 1 - Sir William Champernon: Born - Bef 1248 - Ilfracombe, Devon, England |
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 | Generation 1 - Sir William Champernon: Died - 1305 - Tywardreath, St Austell, Cornwall, England |
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 | Generation 2 - Sir Henry Champernon: Born - 1225 - Barnstaple, Devonshire, England |
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 | Generation 2 - Dionysia English: Born - ~1230 - Stockleigh English, Devon, England |
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 | Generation 3 - Sir Oliver Champernon: Born - ~1198 - Ilfracombe, Barnstaple, Devonshire, England |
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 | Generation 3 - Wymarca Andea: Born - 1 Jan 1175 - Cardiganshire, Wales |
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| Generation 4 - Henry Champernon: Born - ~1145 - Ilfracombe, Barnstaple, Devonshire, England |
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 | Generation 5 - Mabel FitzRobert: Born - 1142 - Bristol, Gloucestershire, England |
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| Generation 5 - Mabel FitzRobert: Died - Aft 1214 - Bristol, Gloucestershire, England |
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 | Generation 6 - Robert FitzRobert: Born - 1110 - England |
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| Generation 6 - Robert FitzRobert: Died - 1170 - England |
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 | Generation 6 - Hawise Reviers: Born - ~1126 - Hampshire, England |
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 | Generation 7 - Sir Robert FitzRoy, Knight, 1st Earl of Gloucester: Born - Bef 1100 - (France) |
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 | Generation 7 - Lady Mabel FitzHamon, Countess of Gloucester: Born - 0___ 1090 - Gloucestershire, England |
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| Generation 7 - Lady Mabel FitzHamon, Countess of Gloucester: Died - 29 Sep 1157 - Bristol, Gloucestershire, England |
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 | Generation 8 - Henry I, King of England: Born - 1068-1070 - Selby, Yorkshire, England |
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| Generation 8 - Henry I, King of England: Christened - 5 Aug 1100 - Selby, Yorkshire, England |
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 | Generation 8 - Henry I, King of England: Died - 1 Dec 1135 - Saint-Denis-en-Lyons, Normandy, France |
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 | Generation 8 - Henry I, King of England: Buried - 4 Jan 1136 - Reading Abbey, Reading, Berkshire, England |
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 | Generation 8 - Sir Robert Fitzhamon, Knight, Lord of Glamorgan: Died - 0Mar 1107 - Falaise, Calvados, Normandie, France |
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Bef 1248 - 1305 (~ 57 years)
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